package com.rt.easyjava.common.utils.others;

import org.dozer.DozerBeanMapper;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

public class BeanMapperUtils {

    private static DozerBeanMapper dozer = new DozerBeanMapper();

    private BeanMapperUtils() {
    }

    /**
     * 基于Dozer转换对象的类型.
     */
    public static <T> T map(Object source, Class<T> destinationClass) {
        return dozer.map(source, destinationClass);
    }

    /**
     * 基于Dozer转换Collection中对象的类型.
     */
    public static <T> List<T> mapList(Collection sourceList, Class<T> destinationClass) {
        List<T> destinationList = new ArrayList();
        for (Object sourceObject : sourceList) {
            T destinationObject = dozer.map(sourceObject, destinationClass);
            destinationList.add(destinationObject);
        }
        return destinationList;
    }

    /**
     * 基于Dozer将对象A的值拷贝到对象B中.
     */
    public static void copy(Object source, Object destinationObject) {
        if (!ObjectUtils.isEmpty(source)) {
            dozer.map(source, destinationObject);
        }
    }
}
